Bd. III: 7) 
ANTARCTIC FOSSIL BRACHIOPODA. 
37 
Explanation of Plate I.' 
All from Photographs by Mr. J. W. Tutcher. 
Fig. I. Bouchardia ovalis sp. n. (p. i6). 
Dorsal view of type specimen from Seymour Island, younger beds. 
Fig. 2 — 3. Bouchardia antarctica sp. n. (p. 16). 
Fig. 2a. Dorsal view; Fig. 2b. Ventral view; Fig. 2c. Marginal view; Fig. id. An 
terior view, with dorsal valve downwards — of the type specimen, from Seymour Island, 
younger beds. 
Fig. 3. Dorsal view of a younger specimen of the same species, from same strata. 
Fig. 4. Bouchardia angusta sp. n. (p. 16). 
Fig. 4 fz. Dorsal view of type with almost straight hinge line; Fig. 4^. Dorsal view 
of a rather smaller specimen with somewhat less straight hinge line; both from Seymour 
Island, younger beds. 
Fig. 5. Bouchardia elliptica sp. n. (p. 17). 
Fig. 5 zr. Dorsal view of type specimen; Fig. 5 /c Dorsal view of a smaller example; 
both from Seymour Island, younger beds. 
Fig. 6. Bouchardia attenuata sp. n. (p. 17). 
Fig. 6 (2. Dorsal view; Fig. 6 fc Ventral view to show deficiency of carination; both 
views of the type specimen which is from Seymour Island, younger beds. 
Fig. 7. Lingula antarctica sp. n. (p. 9). 
Fig. 7 a. Exterior view of dorsal valve; Fig. 7 b. Interior view of same valve; both 
views of the type specimen from Seymour Island, younger beds, Locality ii. 
Fig. 8, 9. Hemithyris antarctica sp. n. (p. 13). 
Fig. 8 ß. Dorsal view; Fig. 8 <^. Ventral view; Fig. 8 r. Marginal view — all of the 
type specimen from the Pecten Conglomerate of Cockburn Island. 
Fig. 9. Dorsal view of a smaller examj^le; from same place and horizon. 
Fig. 10. Hemithyris plicigera Jhering sp. (p. 12). 
View of ventral valve of the only example which is from the Glauconitic Bank of 
Cockburn Island. 
' Figures in these plates are of natural size unless otherwise stated. 
